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You have condensation on your new windows. This is common with new windows that are air sealing your home better than the old ones. It also means you have humidity in the air in your home that is attracted to the coldest surfaces. A glass of cold water will do the same thing. Winter time will bring cold temperatures which will cool the glass of the windows. Check to make sure the humidity in the home is 30-50% and wide the water off the windows and window sills. Opening shades or blinds to allow air flow may also help.
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